APA (7th ed.) Citation

Schwartz, T. B., & Ryan, W. G. (1986). The year book of endocrinology 1986. Year Book Medical Publishers.

Chicago Style (17th ed.) Citation

Schwartz, Theodore B., and Will G. Ryan. The Year Book of Endocrinology 1986. Chicago: Year Book Medical Publishers, 1986.

MLA (8th ed.) Citation

Schwartz, Theodore B., and Will G. Ryan. The Year Book of Endocrinology 1986. Year Book Medical Publishers, 1986.